19550356

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{167}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 40755456

約数和(自身を除く): 21205100

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 113, 148, 167, 226, 259, 334, 452, 518, 668, 791, 1036, 1169, 1582, 2338, 3164, 4181, 4676, 6179, 8362, 12358, 16724, 18871, 24716, 29267, 37742, 43253, 58534, 75484, 86506, 117068, 132097, 173012, 264194, 528388, 698227, 1396454, 2792908, 4887589, 9775178, 19550356]

約数ペア:

[(1, 19550356), (2, 9775178), (4, 4887589), (7, 2792908), (14, 1396454), (28, 698227), (37, 528388), (74, 264194), (113, 173012), (148, 132097), (167, 117068), (226, 86506), (259, 75484), (334, 58534), (452, 43253), (518, 37742), (668, 29267), (791, 24716), (1036, 18871), (1169, 16724), (1582, 12358), (2338, 8362), (3164, 6179), (4181, 4676)]